4 Generation Circle Diagram: |
| Jannetje Janse Klappe Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Albert Thijmens de Boer < Jacobje Alberts de Boer |
| Albert Thijmens de Boer Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Jannetje Janse Klappe < Jacobje Alberts de Boer |
| Jacobje Alberts de Boer Pedigree Tree Descendancy Chart Ancestry Chart Compact Chart Circle Diagram Hourglass Chart Interactive Tree Willem Jansen Karel |